From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sughosh Ganu Date: Sun, 21 Jun 2020 00:19:17 +0530 Subject: [PATCH v2 11/17] efi_loader: add firmware management protocol for FIT image In-Reply-To: <20200617025515.23585-12-takahiro.akashi@linaro.org> References: <20200617025515.23585-1-takahiro.akashi@linaro.org> <20200617025515.23585-12-takahiro.akashi@linaro.org> Message-ID: List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Wed, 17 Jun 2020 at 08:26, AKASHI Takahiro wrote: > In this commit, a very simple firmware management protocol driver > is implemented. It will take a common FIT image firmware in a capsule > file and apply the data using dfu backend storage drivers via > update_fit() interface. > > So "dfu_alt_info" variable should be properly set to specify a device > and location to be updated. Please read README.dfu. > > Fit image is a common file format for firmware update on U-Boot, and > this protocol works neatly just as a wrapper for one. > > Signed-off-by: AKASHI Takahiro > --- > include/efi_api.h | 4 + > include/efi_loader.h | 2 + > lib/efi_loader/Kconfig | 11 ++ > lib/efi_loader/Makefile | 1 + > lib/efi_loader/efi_capsule.c | 12 +- > lib/efi_loader/efi_firmware.c | 253 ++++++++++++++++++++++++++++++++++ > 6 files changed, 282 insertions(+), 1 deletion(-) > create mode 100644 lib/efi_loader/efi_firmware.c > > diff --git a/include/efi_api.h b/include/efi_api.h > index b062720e8220..c3fc4edbedc4 100644 > --- a/include/efi_api.h > +++ b/include/efi_api.h > @@ -1843,6 +1843,10 @@ struct efi_signature_list { > EFI_GUID(0x86c77a67, 0x0b97, 0x4633, 0xa1, 0x87, \ > 0x49, 0x10, 0x4d, 0x06, 0x85, 0xc7) > > +#define EFI_FIRMWARE_IMAGE_TYPE_UBOOT_FIT_GUID \ > + EFI_GUID(0xae13ff2d, 0x9ad4, 0x4e25, 0x9a, 0xc8, \ > + 0x6d, 0x80, 0xb3, 0xb2, 0x21, 0x47) > + > #define EFI_IMAGE_ATTRIBUTE_IMAGE_UPDATABLE 0x1 > #define EFI_IMAGE_ATTRIBUTE_RESET_REQUIRED 0x2 > #define EFI_IMAGE_ATTRIBUTE_AUTHENTICATION_REQUIRED 0x4 > diff --git a/include/efi_loader.h b/include/efi_loader.h > index bc58c7e3c1d7..5f574533e732 100644 > --- a/include/efi_loader.h > +++ b/include/efi_loader.h > @@ -787,6 +787,8 @@ bool efi_secure_boot_enabled(void); > bool efi_image_parse(void *efi, size_t len, struct efi_image_regions > **regp, > WIN_CERTIFICATE **auth, size_t *auth_len); > > +extern const struct efi_firmware_management_protocol efi_fmp_fit; > + > /* Capsule update */ > efi_status_t EFIAPI efi_update_capsule( > struct efi_capsule_header **capsule_header_array, > diff --git a/lib/efi_loader/Kconfig b/lib/efi_loader/Kconfig > index e1413c35e33c..305751f4b15c 100644 > --- a/lib/efi_loader/Kconfig > +++ b/lib/efi_loader/Kconfig > @@ -86,6 +86,17 @@ config EFI_CAPSULE_FIRMWARE_MANAGEMENT > Select this option if you want to enable capsule-based > firmware update using Firmware Management Protocol. > > +config EFI_CAPSULE_FIRMWARE_FIT > + bool "FMP driver for FIT image" > + depends on EFI_CAPSULE_FIRMWARE_MANAGEMENT > + depends on FIT > + select UPDATE_FIT > + select DFU > + default n > + help > + Select this option if you want to enable firmware management > protocol > + driver for FIT image > + > config EFI_DEVICE_PATH_TO_TEXT > bool "Device path to text protocol" > default y > diff --git a/lib/efi_loader/Makefile b/lib/efi_loader/Makefile > index 67bc5c9c0907..ea1fbc4a9deb 100644 > --- a/lib/efi_loader/Makefile > +++ b/lib/efi_loader/Makefile > @@ -24,6 +24,7 @@ obj-$(CONFIG_CMD_BOOTEFI_HELLO) += helloworld_efi.o > obj-y += efi_bootmgr.o > obj-y += efi_boottime.o > obj-$(CONFIG_EFI_HAVE_CAPSULE_SUPPORT) += efi_capsule.o > +obj-$(CONFIG_EFI_CAPSULE_FIRMWARE_FIT) += efi_firmware.o > Why can we not build this file based on CONFIG_EFI_CAPSULE_FIRMWARE_MANAGEMENT. That way, we do not have to declare the CONFIG_EFI_CAPSULE_FIRMWARE symbol on which this file is being built in a subsequent patch. -sughosh